diff --git a/packages/schema/src/plugins/zod/utils/schema-gen.ts b/packages/schema/src/plugins/zod/utils/schema-gen.ts
index 6d96087d0..ee46390ff 100644
--- a/packages/schema/src/plugins/zod/utils/schema-gen.ts
+++ b/packages/schema/src/plugins/zod/utils/schema-gen.ts
@@ -20,6 +20,7 @@ import {
     isInvocationExpr,
     isNumberLiteral,
     isStringLiteral,
+    isBooleanLiteral
 } from '@zenstackhq/sdk/ast';
 import { upperCaseFirst } from 'upper-case-first';
 import { name } from '..';
@@ -282,6 +283,8 @@ export function getFieldSchemaDefault(field: DataModelField) {
             return JSON.stringify(arg.value.value);
         } else if (isNumberLiteral(arg.value)) {
             return arg.value.value;
+        } else if (isBooleanLiteral(arg.value)) {
+            return arg.value.value;
         } else if (
             isInvocationExpr(arg.value) &&
             isFromStdlib(arg.value.function.ref!) &&